蜜芽传媒

Sumo wrestling is struggling in Japan. Fewer Japanese are taking up the sport, so more and more recruits are foreigners - Mongolian, Hawaiian, Bulgarian and Russian. Rupert Wingfield Hayes reports.

(Photo: Mongolian-born grand champion, Hakuho throws his compatriot yokozuna Harumafuji during a bout. Credit: JIJI PRESS/AFP/Getty Images)